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Thursday, April 12, 2007

under the sea

Last night, I heard Robert Ballard speak at the Mondavi Center and it was definitely an educational experience. Ballard is a a famous oceanographer most known for his discovery of the remains of the Titanic in 1985. However, he didn't talk much about this famous expedition because he was really excited to share about the current work he is doing in the Black Sea.

First, some background: unlike other bodies of water, the bottom of the Black Sea has low levels of oxygen due to the fact that it is a basin where the deep waters do not mix with the upper layers of water that get oxygen from the atmosphere (thank you Wikipedia!) Therefore, Ballard had an ephiphany about ten years ago where he realized that he might be able to find ancient shipwrecks preserved at the bottom of the Black Sea, since the "ocean termites" that normally feed on wood debris can not survive due to the low levels of oxygen.

To make a long story short, Ballard and his crew have gone on three expeditions since 2000 into the depths of this sea and have found remains from ancient Roman ships. He described how the remotely operated vehicles used in these expeditions came upon the wooden mast of a ship (picture to the left) that went down sometime between the 3rd and the 5th century, PERFECTLY PRESERVED. They also found wine jugs scattered along the ancient trade route that is now the bottom of the sea. And here's the kicker, Dr. Ballard said the most surprising find was a dead dolphin. He said that this dolphin wasn't found decaying, but that it too was preserved so well that it looked like it was sleeping.

So what does this mean? Well, Dr. Ballard is scheduled to go on his next expedition in the Black Sea this August, and he believes that if any crew members went down with their ships, they might be lying on the bottom of the sea along with the other debris. And he believes that these corpses, just as with the dolphin, would also be preserved so well that they would appear to be only sleeping. Can you imagine if this discovery actually happens? Just the thought of discovering the bodies (not skeletons, BODIES) of people that died in shipwrecks 1500 years ago is outrageous...could it be possible?

Ballard also talked about the concept of "ocean museums", which is essentially the idea of using virtual technology to bring the public to the sites of the Titanic, the Black Sea, etc. I was touched by this man's passion for discovery and even more important, by his passion for bringing such discoveries to the masses. Click here to learn more about his work and how you can view his expedition in August through streaming video!

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